CVE-2017-3891

Description

In BlackBerry QNX Software Development Platform (SDP) 6.6.0, an elevation of privilege vulnerability in the default configuration of the QNX SDP with QNet enabled on networks comprising two or more QNet nodes could allow an attacker to access local and remote files or take ownership of files on other QNX nodes regardless of permissions by executing commands targeting arbitrary nodes from a secondary QNX 6.6.0 QNet node.

References

Link	Tags
http://support.blackberry.com/kb/articleDetail?articleNumber=000046674	vendor advisory mitigation
https://www.midnightbluelabs.com/blog/2017/12/8/elevation-of-privilege-vulnerability-in-qnx-qnet

Frequently Asked Questions

What is the severity of CVE-2017-3891?: CVE-2017-3891 has been scored as a critical severity vulnerability.
How to fix CVE-2017-3891?: To fix CVE-2017-3891, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-3891 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2017-3891 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-3891?: CVE-2017-3891 affects BlackBerry QNX Software Development Platform (QNX SDP).

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.

Description

Categories

CWE-923 – Improper Restriction of Communication Channel to Intended Endpoints

CWE-863 – Incorrect Authorization

References

Frequently Asked Questions